linux-kernel - Re: [PATCH] RAS/AMD/ATL: Remove bitwise_xor

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Message-ID: <edfc3212-dc28-43a5-9d9d-c838d253ea88@suse.com>
Date: Tue, 18 Nov 2025 14:36:08 +0200
From: Nikolay Borisov <nik.borisov@...e.com>
To: Borislav Petkov <bp@...en8.de>
Cc: Yazen.Ghannam@....com, linux-edac@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH] RAS/AMD/ATL: Remove bitwise_xor_bits



On 11/18/25 14:33, Borislav Petkov wrote:
> It is bitwise XORing the bits. That just*happens* to be the same thing as
> calculating the parity modulo 2.
> 
> Unless you wanna say something else here which I don't grok...

Fair point, but bitwise xor is the lowest possible operation, I guess we 
care about the higher-level effect, which is calculating parity.

>